{"id":"CVE-2021-27860","aliases":["EUVD-2021-14598","GHSA-hfgw-xgjr-v384"],"status":"published","title":"Arbitrary file upload vulnerability in FatPipe software","description":"A vulnerability in the web management interface of FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p92 and 10.2.2r44p1 allows a remote, unauthenticated attacker to upload a file to any location on the filesystem. The FatPipe advisory identifier for this vulnerability is FPSA006.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.3968,"percentile":0.98641,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2021-12-08T16:15:48Z","modified":"2026-06-17T03:45:32Z","kev":{"date_added":"2022-01-10","due_date":"2022-01-24","required_action":"Apply updates per vendor instructions.","known_ransomware_use":"Unknown"},"exploitation":[{"source":"euvd","since":"2022-01-10"},{"source":"kev","since":"2022-01-10"}],"products":[{"vendor":"fatpipe","product":"ipvpn"},{"vendor":"fatpipe","product":"mpvpn"},{"vendor":"fatpipe","product":"warp"},{"vendor":"fatpipe","product":"warp, ipvpn, and mpvpn software"},{"vendor":"fatpipeinc","product":"ipvpn_firmware"},{"vendor":"fatpipeinc","product":"mpvpn_firmware"},{"vendor":"fatpipeinc","product":"warp_firmware"}],"references":[{"url":"https://www.fatpipeinc.com/support/cve-list.php","tags":["x_transferred","Vendor Advisory"]},{"url":"https://www.ic3.gov/Media/News/2021/211117-2.pdf","tags":["x_transferred","Exploit","Mitigation","Third Party Advisory","US Government Resource"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-27860","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27860"},{"url":"https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5681.php"},{"url":"https://github.com/advisories/GHSA-hfgw-xgjr-v384"}],"sources":{"cve":[{"id":"CVE-2021-27860","title":"Arbitrary file upload vulnerability in FatPipe software","description":"A vulnerability in the web management interface of FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p92 and 10.2.2r44p1 allows a remote, unauthenticated attacker to upload a file to any location on the filesystem. The FatPipe advisory identifier for this vulnerability is FPSA006.","status":"published","published":"2021-12-08T16:15:48.319Z","modified":"2025-10-21T23:25:23.273Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:33:04.360272Z"}],"euvd":[{"id":"EUVD-2021-14598","description":"A vulnerability in the web management interface of FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p92 and 10.2.2r44p1 allows a remote, unauthenticated attacker to upload a file to any location on the filesystem. The FatPipe advisory identifier for this vulnerability is FPSA006.","status":"published","published":"2021-12-08T16:15:48Z","modified":"2025-10-21T23:25:23Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"exploited_since":"2022-01-10","updated_at":"2026-11-02T20:31:25.901288Z"}],"ghsa":[{"id":"GHSA-hfgw-xgjr-v384","title":"A vulnerability in the web management interface of FatPipe WARP, IPVPN, and MPVPN software prior...","description":"A vulnerability in the web management interface of FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p92 and 10.2.2r44p1 could allow a remote, unauthenticated attacker to upload a file to any location on the filesystem. The FatPipe advisory identifier for this vulnerability is FPSA006.","status":"published","published":"2021-12-09T00:00:39Z","modified":"2025-10-22T00:33:30Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T15:04:08.198655Z"}],"kev":[{"id":"CVE-2021-27860","title":"FatPipe WARP, IPVPN, and MPVPN Configuration Upload exploit","description":"A vulnerability in the web management interface of FatPipe WARP, IPVPN, and MPVPN software allows a remote, unauthenticated attacker to upload a file to any location on the filesystem.","cwes":["CWE-434"],"kev":{"date_added":"2022-01-10","due_date":"2022-01-24","required_action":"Apply updates per vendor instructions.","known_ransomware_use":"Unknown"},"updated_at":"2026-11-02T17:00:16.541131Z"}],"nvd":[{"id":"CVE-2021-27860","description":"A vulnerability in the web management interface of FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p92 and 10.2.2r44p1 allows a remote, unauthenticated attacker to upload a file to any location on the filesystem. The FatPipe advisory identifier for this vulnerability is FPSA006.","status":"published","published":"2021-12-08T17:15:10.8Z","modified":"2026-06-17T03:45:32.3Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:07:01.811115Z"}]}}